package com.example.demo.service;

import com.example.demo.pojo.Course;
import com.example.demo.pojo.Student;
import com.example.demo.vo.Students;

import java.util.List;

public interface StudentService {

    List<Student> queryStudent();

    void addStudent(String student_name,int student_number, String student_sex,int student_age,int  class_id);
    void updateStudent(Student student);
    void deleteStudent(int id);

    //新增学生返回学生id
    String add(Students students);

    //新增课程
   // int addCourse(Course course);
}
